The 18-year-old was last seen on the international stage (albeit briefly) in the 2012 Olympic Games, appearing in three games with Team China, including 26 minutes against Brazil in which his 4-of-7 shooting earned Guo eight points. He’s also represented China in the 2010 FIBA World Championship, 2010 FIBA U17 Worlds and the 2011 FIBA U19 Worlds.